CN109579411B - Air duct assembly of refrigerator - Google Patents
Air duct assembly of refrigerator Download PDFInfo
- Publication number
- CN109579411B CN109579411B CN201910058110.6A CN201910058110A CN109579411B CN 109579411 B CN109579411 B CN 109579411B CN 201910058110 A CN201910058110 A CN 201910058110A CN 109579411 B CN109579411 B CN 109579411B
- Authority
- CN
- China
- Prior art keywords
- air
- air duct
- return
- air supply
- flow channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000006260 foam Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000007704 transition Effects 0.000 claims description 16
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000007710 freezing Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 4
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides an air duct assembly of a refrigerator, wherein the top ends of a pair of air duct sealing plates are tightly connected to the left side and the right side of the bottom end of an air duct cover plate to form an air duct rear cover, air duct foam is tightly clamped between an air duct mask and the air duct rear cover, and vertical grooves at the left end and the right end are closed by the air duct rear cover to serve as left and right air supply channels; the whole air duct assembly is assembled on the refrigerating chamber liner by taking the back part as a mounting surface, and a cavity formed between the vertical concave part positioned between the left air supply runner and the right air supply runner and the refrigerating chamber liner is taken as an air return runner; the left side and the right side of the air duct component are respectively provided with a plurality of air outlets at intervals from top to bottom corresponding to the left air supply flow channel and the right air supply flow channel, and the air inlets at the top end are communicated with the freezing air duct; the return air channel is communicated with the evaporator chamber above through the refrigerating return air inlet, and an opening in the middle of the bottom end is used as a return air inlet. The invention can solve the problem of large temperature difference between the inlet and the return air of the refrigerating chamber of the existing refrigerator.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to an air duct assembly of a refrigerator.
Background
The evaporator chamber of the existing wide compartment upper-freezing lower-hiding air-cooling refrigerator is positioned at the back of the freezing chamber, and cold air is sent to each layer of the refrigerating chamber for refrigeration through the refrigerating air duct after the fan of the refrigerating air duct runs. The existing refrigerating air channel is designed to be positive air outlet, the air outlet is positioned in an air supply flow channel of the refrigerating air channel, the air return port is positioned at the top of the refrigerating chamber, the distance between the air return port and the air outlet at the uppermost layer is relatively short, and no partition structure exists.
Disclosure of Invention
The present invention aims to solve the above technical problems at least to some extent. Therefore, the invention provides an air duct component of a refrigerator, which can solve the problems of short circuit of air inlet and air return and larger temperature difference in a refrigerating chamber of the existing refrigerator by reasonably designing an air path circulation path and each air opening.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides an air duct subassembly of refrigerator which structural feature is:
the top ends of the pair of air duct sealing plates are tightly connected to the left and right sides of the bottom end of the air duct cover plate to form an air duct rear cover, air duct foam is clamped on the rear end face of the air duct mask and is tightly clamped between the air duct mask and the air duct rear cover, and vertical grooves at the left and right ends are closed by the air duct rear cover to serve as left and right air supply channels;
the whole air duct assembly is assembled on the refrigerating chamber liner by taking the back part as a mounting surface, and a cavity formed between the vertical concave part positioned between the left air supply channel and the right air supply channel and the refrigerating chamber liner is taken as an air return channel;
the left side and the right side of the air duct assembly are respectively provided with a plurality of air outlets at intervals from top to bottom corresponding to the left air supply flow channel and the right air supply flow channel, and are used for supplying air to the refrigerating chamber, and the air inlets at the top ends are communicated with the refrigerating air duct and are used for conveying cold air to the left air supply flow channel and the right air supply flow channel;
the return air flow passage is communicated with the evaporator cavity above through a refrigerating return air inlet arranged at the top of the air duct assembly, and an opening in the middle of the bottom end of the air duct assembly is used as an air return opening.
The invention is also characterized in that:
the air duct cover plate is clamped at the upper end part of the rear end face of the air duct foam, and the air duct sealing plate is downwards arranged from the bottom end of the air duct cover plate along the air supply flow channel and is attached to the front end face of the air duct foam.
The upper ends of the left air supply flow channel and the right air supply flow channel are converged to form a transition chamber, and the top end of the transition chamber is open and serves as the air inlet.
The air outlets on the left side and the right side of the air duct component are distributed in a bilateral symmetry mode in the same structural form, three air outlets are arranged on any side, and the air duct component is distributed at intervals in a height area from top to bottom of 2/3.
The air duct mask is characterized in that an air return notch is formed in the middle of the bottom end of the air duct mask, an inclined transition surface is arranged on the air duct foam, located at the bottom end of the air return channel and corresponding to the position right above the air return notch, the lower end of the inclined transition surface is inclined forward, an outward-expansion open end is formed between the inclined transition surface and the inner container of the refrigerating chamber, and the open end and the air return notch jointly form the air return opening.
The air duct component is assembled on the inner container of the refrigerating chamber through the buckle connecting piece and the screw.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the re-layout design of the air path circulation path and the air port of the refrigerating air channel, the mutual noninterference of the air supply flow channel and the air return flow channel is realized, and the problem that the air inlet and the air return of the existing refrigerator are easy to generate short circuit is solved; meanwhile, the invention adopts a side air outlet design, solves the problems of large room temperature difference and poor temperature uniformity in the refrigerating room, and reduces the energy consumption of the refrigerator.
Drawings
FIG. 1 is a schematic view of the air duct assembly of the present invention;
FIG. 2 is a schematic longitudinal cross-sectional view of the air duct assembly of the present invention;
FIG. 3 is a schematic exploded view of the duct assembly of the present invention;
FIG. 4 is a schematic view of the mounting position of the air duct assembly of the present invention in a wide compartment freezer refrigerated compartment of an air cooled refrigerator;
fig. 5 is a schematic view of the location of the refrigerated return air inlet of the return air duct of the air duct assembly of the present invention.
In the figure, 1 an air duct mask; 2, air duct foam; 3, an air duct cover plate; 4, an air duct sealing plate; 5, an air supply runner; 6, an air outlet; 7, an air outlet opening; 8, avoiding a gap; 9 a transition chamber; 10 air inlets; 11 return air flow passages; 12 inclined transition surfaces; 13 a refrigerating chamber; 14, buckling; 15 screws; 16 air duct components; 17 a refrigerating return air inlet; 18 return air gaps; 19 evaporator chamber.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, in the air duct assembly of the refrigerator of the present embodiment, top ends of a pair of air duct sealing plates 4 are tightly connected to left and right sides of a bottom end of an air duct cover plate 3 to form an air duct rear cover, air duct foam 2 is clamped on a rear end face of an air duct mask 1 and is tightly clamped between the air duct mask 1 and the air duct rear cover, and vertical grooves at left and right ends are closed by the air duct rear cover to serve as left and right air supply flow passages 5;
the whole air duct assembly 16 is assembled on the inner container of the refrigerating chamber 13 by taking the back part as a mounting surface, and takes a cavity formed between a vertical concave part positioned between the left air supply channel 5 and the right air supply channel 5 and the inner container of the refrigerating chamber 13 in the middle part of the air duct foam 2 as an air return channel 11;
the left and right sides of the air duct assembly 16 are respectively provided with a plurality of air outlets 6 at intervals from top to bottom corresponding to the left and right air supply flow channels 5, and are used for supplying air to the refrigerating chamber 13, the air inlet 10 at the top end is communicated with the freezing air duct, and cold air output by the freezing air duct enters the left and right air supply flow channels 5 through the air inlet 10 and is conveyed to the refrigerating chamber 13 through the plurality of side air outlets 6;
the return air channel 11 is communicated with the evaporator chamber 19 above through a refrigerating return air inlet 17 arranged at the top of the air channel assembly 16, and an opening in the middle of the bottom end of the air channel assembly 16 is used as a return air inlet. In this embodiment, the evaporator chamber 19 is located at the rear back of the freezer compartment.
In a specific implementation, the corresponding structure arrangement also includes:
the air duct cover plate 3 is clamped at the upper end part of the front end face of the air duct foam 2, and the air duct sealing plate 4 is downwards arranged from the bottom end of the air duct cover plate 3 along the air supply flow channel 5 and is attached to the front end face of the air duct foam 2.
The upper ends of the left air supply flow channel 5 and the right air supply flow channel 5 are converged to form a transition chamber 9, and the top end of the transition chamber 9 is open and serves as an air inlet 10. Correspondingly, the structure of the air duct cover plate 3 is matched with the transition chamber 9 and the left and right air supply flow passages 5, and the lower end part of the air duct cover plate is provided with two support plates which are respectively connected with a pair of air duct sealing plates 4.
The air outlets 6 on the left side and the right side of the air duct component are distributed in a bilateral symmetry mode in the same structural form, and three air outlets 6 are arranged on any side of the air duct component and are distributed at intervals in a height area from top to bottom of 2/3; the positions of the air outlets 6 and the air return openings are distributed, so that the defect that the distance between the air return openings and the air outlet 6 is too short for the traditional refrigerating air duct can be overcome, and the air supply flow passage 5 and the air return flow passage 11 are not interfered with each other.
Specifically, the structure of the air outlet 6 is as follows: the side surface of the air duct foam 2 is provided with an air outlet opening 7, and an avoidance gap 8 is arranged at the position of the air duct mask 1 corresponding to the air outlet opening 7, and the air outlet opening 6 is formed by the air outlet opening 7 and the avoidance gap;
the structure of the air return port is as follows: the middle part of the bottom end of the air duct mask 1 is provided with an air return gap 18, the air duct foam 2 is positioned at the bottom end of the air return channel 11, an inclined transition surface 12 is arranged right above the air return gap 18, the lower end of the inclined transition surface 12 is inclined forwards, an outward-expansion open end is formed between the air duct mask and the inner container of the refrigerating chamber, and an air return opening is formed by the open end and the air return gap 18 together.
The air duct component takes the back surface as a mounting surface and is assembled on the inner container of the refrigerating chamber 13 through a buckle connecting piece and a screw 15; the fastener 14 connector is formed by a pair of fasteners 14 symmetrically arranged on two sides of the top end of the air duct mask 1 and a pair of bayonets on the corresponding positions of the inner container of the refrigerating chamber 13, and the screw 15 is positioned at the center of the lower end part of the air duct assembly.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. An air duct component of a refrigerator is characterized in that:
the top ends of the pair of air duct sealing plates are tightly connected to the left and right sides of the bottom end of the air duct cover plate to form an air duct rear cover, air duct foam is clamped on the rear end face of the air duct mask and is tightly clamped between the air duct mask and the air duct rear cover, and vertical grooves at the left and right ends are closed by the air duct rear cover and serve as left and right air supply channels; the upper ends of the left air supply flow channel and the right air supply flow channel are converged to form a transition chamber, and the top end of the transition chamber is open and is used as the air inlet; the middle part of the bottom end of the air duct mask is provided with an air return gap, an inclined transition surface is arranged on the air duct foam and positioned at the bottom end of the air return channel and right above the air return gap, the lower end of the inclined transition surface is inclined forwards, an outward-expansion open end is formed between the air duct mask and the inner container of the refrigerating chamber, and the open end and the air return gap form the air return opening together;
the whole air duct assembly is assembled on the refrigerating chamber liner by taking the back part as a mounting surface, and a cavity formed between the vertical concave part positioned between the left air supply channel and the right air supply channel and the refrigerating chamber liner is taken as an air return channel;
the left side and the right side of the air duct assembly are respectively provided with a plurality of air outlets at intervals from top to bottom corresponding to the left air supply flow channel and the right air supply flow channel, and are used for supplying air to the refrigerating chamber, and the air inlets at the top ends are communicated with the refrigerating air duct and are used for conveying cold air to the left air supply flow channel and the right air supply flow channel;
the return air flow passage is communicated with the evaporator cavity above through a refrigerating return air inlet arranged at the top of the air duct assembly, and an opening in the middle of the bottom end of the air duct assembly is used as an air return opening.
2. The air duct assembly of a refrigerator as claimed in claim 1, wherein: the air duct cover plate is clamped at the upper end part of the rear end face of the air duct foam, and the air duct sealing plate is downwards arranged from the bottom end of the air duct cover plate along the air supply flow channel and is attached to the front end face of the air duct foam.
3. The air duct assembly of a refrigerator as claimed in claim 1, wherein: the air outlets on the left side and the right side of the air duct component are distributed in a bilateral symmetry mode in the same structural form, three air outlets are arranged on any side, and the air duct component is distributed at intervals in a height area from top to bottom of 2/3.
4. The air duct assembly of a refrigerator as claimed in claim 1, wherein: the air duct component is assembled on the inner container of the refrigerating chamber through the buckle connecting piece and the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910058110.6A CN109579411B (en) | 2019-01-22 | 2019-01-22 | Air duct assembly of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910058110.6A CN109579411B (en) | 2019-01-22 | 2019-01-22 | Air duct assembly of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109579411A CN109579411A (en) | 2019-04-05 |
| CN109579411B true CN109579411B (en) | 2023-12-22 |
Family
ID=65916902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910058110.6A Active CN109579411B (en) | 2019-01-22 | 2019-01-22 | Air duct assembly of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579411B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990014973U (en) * | 1997-10-10 | 1999-05-15 | 구자홍 | Freezing prevention device of the refrigerator |
| CN102927743A (en) * | 2012-11-26 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Air passage component and refrigerator with same |
| CN104048468A (en) * | 2014-06-26 | 2014-09-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN108489173A (en) * | 2018-05-07 | 2018-09-04 | 合肥雪祺电气有限公司 | A kind of air duct system for refrigerator |
| CN209326171U (en) * | 2019-01-22 | 2019-08-30 | 长虹美菱股份有限公司 | A kind of ducting assembly of refrigerator |
-
2019
- 2019-01-22 CN CN201910058110.6A patent/CN109579411B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990014973U (en) * | 1997-10-10 | 1999-05-15 | 구자홍 | Freezing prevention device of the refrigerator |
| CN102927743A (en) * | 2012-11-26 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Air passage component and refrigerator with same |
| CN104048468A (en) * | 2014-06-26 | 2014-09-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN108489173A (en) * | 2018-05-07 | 2018-09-04 | 合肥雪祺电气有限公司 | A kind of air duct system for refrigerator |
| CN209326171U (en) * | 2019-01-22 | 2019-08-30 | 长虹美菱股份有限公司 | A kind of ducting assembly of refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109579411A (en) | 2019-04-05 |
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